{"product_id":"mapei-mapeguard-um-35-uncoupling-crack-isolation-and-waterproofing-membrane","title":"MAPEI Mapeguard UM 35 Uncoupling, Crack-Isolation, and Waterproofing Membrane","description":"\n    \u003ch1\u003eMapeguard UM 35 uncoupling and waterproofing membrane\u003c\/h1\u003e\n    \u003cp\u003e\u003cstrong\u003eMapeguard UM 35 is a high-density polyethylene (HDPE) uncoupling membrane with a polypropylene fabric backing designed for installing ceramic and stone tile. It provides crack isolation, waterproofing, and vapor management over challenging substrates like young concrete and single-layer plywood subfloors.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003chr\u003e\n    \u003ch2\u003eKey Features:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eMulti-Function Protection:\u003c\/strong\u003e Uncoupling, crack isolation up to 1\/8 in (3 mm), waterproofing, and vapor management up to 25 lbs MVER and 100% RH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e HDPE sheet with polypropylene fabric backing delivers excellent mechanical and compression strength\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Profile Design:\u003c\/strong\u003e Just 1\/8 in (3 mm) thickness to minimize floor height buildup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstaller-Friendly:\u003c\/strong\u003e Circular cavities allow easy troweling; lightweight and holds a chalk line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Substrate Compatibility:\u003c\/strong\u003e Suitable over concrete, young concrete, existing non-cushioned resilient flooring, ceramic and stone tile, and single-layer 3\/4 in plywood (joists up to 19.2 in OC)\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003e\u003cstrong\u003ePlease check the Product Data Sheet \u003ca href=\"https:\/\/soporarbor.shop\/cdn\/shop\/files\/1_3007680_mapeguard-um-35_en-us_05f6974efd2f430cbfa763fccd5f8f70.pdf?v=1759336991\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eHere\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n    \u003chr\u003e\n    \u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n                \u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-density polyethylene (HDPE) with polypropylene fabric backing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunctions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUncoupling, crack isolation, waterproofing, vapor management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCrack isolation rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 1\/8 in (3 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 1\/8 in (3 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVapor management\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 25 lbs MVER (11.3 kg) and 100% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical properties\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExcellent mechanical and compression strength\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\/Handling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLightweight; holds a chalk line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrate compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConcrete, young concrete, existing non-cushioned resilient flooring, ceramic and stone tile, single-layer 3\/4 in (19 mm) plywood with joists up to 19.2 in (49 cm) OC\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003chr\u003e\n    \u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What substrates can Mapeguard UM 35 be installed over?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e It can be installed over concrete (including young concrete), single-layer 3\/4 in plywood subfloors with joists up to 19.2 in on center, and existing non-cushioned resilient, ceramic, or stone tile.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: How much crack isolation does it provide?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e It helps protect tile installations by bridging in-plane substrate cracks up to 1\/8 in (3 mm).\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Is Mapeguard UM 35 waterproof?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Yes. When seams and penetrations are properly treated, the membrane provides waterproofing for wet-area installations.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What is the thickness of the membrane?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e The membrane has a low profile at approximately 1\/8 in (3 mm) thickness.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Does it help manage moisture vapor?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it manages vapor pressure up to 25 lbs MVER and 100% relative humidity.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003ch2\u003eElevate Tile Installations with Sculpted, Seamless Confidence\u003c\/h2\u003e\n    \u003cp\u003eThis membrane creates a refined foundation, quietly delivering strength beneath stone and porcelain. I love the subtle, circular texture—an architectural detail that whispers performance while keeping profiles slim. Pair it with expansive marble-look tiles to achieve a gallery-worthy floor that feels effortless. It’s a discreet essential for luxurious living where durability meets design.\u003c\/p\u003e\n    \n    \u003chr\u003e\n    \u003cp\u003e\u003cstrong\u003eChoose Mapeguard UM 35 today to ensure your next tile project is flatter, drier, and built to last.\u003c\/strong\u003e\u003c\/p\u003e\n    \n    \n    ","brand":"MAPEI","offers":[{"title":"Default Title","offer_id":52396915720559,"sku":null,"price":557.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/4_3007680-mapeguard-um-35-roll_07a5997cab7b4a2aa280c89969be83f5.png?v=1765521094","url":"https:\/\/soporarbor.shop\/products\/mapei-mapeguard-um-35-uncoupling-crack-isolation-and-waterproofing-membrane","provider":"Super Arbor","version":"1.0","type":"link"}